Position in BRK-B
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$788,566,723
-$16,799,711 QoQ
Shares Held
1,645,590
+2.7% QoQ
Ownership
0.118%
of shares outstanding
% of Portfolio
0.15%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 0%
Shared 88%
None 12%
Common Shares in BRK-B Over Time
Shares Held
Position Value (USD)
Position in Insurance - Diversified
Financial Services · as of Mar 31, 2026WELLINGTON MANAGEMENT GROUP LLP holds $3,182,322,382 across 5 Insurance - Diversified names. BRK-B ranks #2 (24.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AIG |
American International Group, Inc.
|
28,370,434 | $2,134,875,156 | |
| 2 | BRK-B |
Berkshire Hathaway Inc
This page
|
1,645,590 | $788,566,723 | |
| 3 | SLF |
Sun Life Financial Inc
|
2,170,349 | $135,777,029 | |
| 4 | ACGL |
Arch Capital Group Ltd.
|
1,110,101 | $106,558,592 | |
| 5 | PLGO |
Pelagos Insurance Capital Ltd
|
865,771 | $16,544,882 |
All Filings in BRK-B
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25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $788,566,723 | 1,645,590 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $805,366,434 | 1,602,241 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $847,459,263 | 1,685,681 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $929,202,713 | 1,912,845 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $1,256,823,289 | 2,359,877 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $745,127,044 | 1,643,856 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $577,172,481 | 1,254,014 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $582,350,469 | 1,431,540 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $713,961,796 | 1,697,807 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $824,694,215 | 2,312,270 | Shares | Defined | 2024-02-12 | |
| 2023-09-30 | $849,935,338 | 2,426,307 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $318,108,329 | 932,869 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $290,010,366 | 939,244 | Shares | Defined | 2023-05-12 | |
| 2022-12-31 | $286,649,622 | 927,969 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $221,207,641 | 828,431 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $274,670,949 | 1,006,047 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $333,262,792 | 944,328 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $285,013,378 | 953,222 | Shares | Defined | 2022-02-11 | |
| 2021-09-30 | $265,392,659 | 972,348 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $275,652,726 | 991,842 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $229,239,615 | 897,325 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $200,850,429 | 866,220 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $149,858,224 | 703,758 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $126,826,889 | 710,475 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $136,454,800 | 746,348 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||